ISRC NLA506500477
Verified recording
NLA506500477 is “Brandenburg Concerto No. 4 in G, BWV 1049: 2. Andante” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xd843a219f902ce27d248e173b44da7f92d04c9b7fddc8fa1d71cc6a9caa524a7 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506500477.
Recording identifiers
- ISRC
- NLA506500477
- Title
- Brandenburg Concerto No. 4 in G, BWV 1049: 2. Andante
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xd843a219f902ce27d248e173b44da7f92d04c9b7fddc8fa1d71cc6a9caa524a7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:124c640619f910518a608f7bb833893cad44bd3e5f681185edecfe5710a38ca0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506500477
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Brandenburg Concerto No. 4 in G, BWV 1049: 2. Andante · Machine-readable JSON-LD